2010 Lexus IS250C brake fluid

5
When trouble arises
465
5-1. Essential information
If you think something is wrong
If you notice any of the following symptoms, your vehicle probably needs
adjustment or repair. Contact your Lexus dealer as soon as possible.
■Visible symptoms
●Fluid leaks under the vehicle
(Water dripping from the air conditioning after use is normal.)
● Flat-looking tires or uneven tire wear
● Engine coolant temper ature gauge needle continually points
higher than normal
■ Audible symptoms
●Changes in exhaust sound
● Excessive tire squeal when cornering
● Strange noises related to the suspension system
● Pinging or other noises related to the engine
■ Operational symptoms
●Engine missing, stumbling or running rough
● Appreciable loss of power
● Vehicle pulls heavily to one side when braking
● Vehicle pulls heavily to one side when driving on a level road
● Loss of brake effectiveness, sp ongy feeling, pedal almost touches
the floor

5
When trouble arises
469
5-2. Steps to take in an emergency
If a warning light turns on or a warning buzzer sounds...
Stop the vehicle immediately. Continuing to drive the vehicle may be dangerous.
The following warning indicates a possible problem in the brake system.
Immediately stop the vehi cle in a safe place and contact your Lexus
dealer.
*: Parking brake engaged warning buzzer
 P. 4 8 1
Stop the vehicle immediately.
The following warning indicates the po ssibility of damage to the vehicle
that may lead to an ac cident. Immediately stop the vehicle in a safe place
and contact your Lexus dealer.
Warning lightWarning light/Details
(U.S.A.)
(Canada)
Brake system warning light (warning buzzer)*
•Low brake fluid
• Malfunction in the brake booster system
This light also comes on when the parking brake is not
released. If the light turns off after the parking brake is fully
released the system is operating normally.
Warning lightWarning light/Details
Charging system warning lightIndicates a malfunction in the vehicle’s charging system.
Calmly perform the following actions if any of the warning lights turn on or
flash. If a light turns on or flashes, bu t then turns off, this does not necessar-
ily indicate a malfunction in the system.

484
5-2. Steps to take in an emergency
The roof switch was
pressed while the lug-
gage cover was not in the
correct position.
( P. 8 1 )
Indicates that the parking
brake is still engaged.
flashes and a
buzzer sounds to indi-
cate that the parking
brake is still engaged
(with the vehicle having
reached a speed of 3
mph [5 km/h]).
Release the parking
brake.
Indicates that the washer
fluid level is low.Add washer fluid.
Indicates that engine oil
level is low.Check the level of engine
oil, and add if necessary.
MessageDetailsCorrection procedure

541
6-1. Specifications
6
Vehicle specifications
Brakes
*1: Minimum pedal clearance when depressed with a force of 110 lbf (490 N, 50kgf) while the engine is running.
*2: Parking brake pedal travel when depressed with a force of 67.4 lbf (300 N,30.6 kgf).
*3: Parking brake lever travel when pulled up with a force of 45.0 lbf (200 N, 20.4kgf).
Pe d a l c l e a r a n c e *1
IS 350C
IS 250C
Manual transmission
Automatic transmission4.13 in. (105 mm) Min.
4.09 in. (104 mm) Min.
4.3 in. (108 mm) Min.
Pedal free play0.04  0.08 in. (1.0  2.0 mm)
Brake pad wear limit0.04 in. (1.0 mm)
Parking brake lining wear limit0.04 in. (1.0 mm)
Parking brake pedal travel *2/
lever travel
*3
Pe d a l t y p e
Lever type7  9 clicks
5
 7 clicks
Fluid typeSAE J1703 or FMVSS No. 116 DOT 3

581
Alphabetical index
Back-up lightsWattage ................................................. 547
Battery Checking ...............................................408
If the vehicle has a discharged battery.................................................... 512
Preparing and checking before winter .................................... 220
Bluetooth
® audio ................................ 289
Bluetooth® phone ............................... 307
Brake Fluid .......................................................... 406
Parking brake ........................................ 157
Brake assist ............................................. 204
Care Exterior ...................................................380
Interior..................................................... 383
Seat belts ............................................... 384
Cargo capacity ....................................... 216
Cargo hooks .......................................... 359
CD changer ........................................... 250
CD player................................................ 250
Chains ....................................................... 220
Child restraint system Booster seats, definition.....................116
Booster seats, installation ................ 123
Convertible seats, definition ............116
Convertible seats, installation ....... 123
Front passenger occupant classification system ...........................111
Infant seats, definition ..........................116
Infant seats, installation...................... 123
Installing CRS with LATCH anchors ................................................... 121
Installing CRS with seat belts ........ 123 Installing CRS with top straps........126
Child safety Airbag precautions ............................ 106
Battery precautions .................410, 514
Child restraint system ......................... 116
How your child should wear the seat belt ..........................................68
Installing child restraints................... 120
Power window lock switch .............. 78
Power window precautions ........... 80
Removed electronic key battery precautions........................................ 432
Seat belt guide........................................66
Seat belt extender precautions...... 70
Seat belt precautions ..........................69
Seat heater precautions..................357
Trunk precautions................................. 49
Cigarette lighter....................................353
Cleaning Exterior................................................... 380
Interior .................................................... 383
Seat belts ............................................... 384
Clock .........................................................348
Compass ..................................................368
Condenser ..............................................406
Console box ............................................ 341
Cooling system Engine overheating............................ 515
Cornering assist sensors .................... 198
B
C

583
Alphabetical index
EngineCompartment ..................................... 398
Engine switch ........................................ 142
Hood ....................................................... 395
How to start the engine.................... 142
Identification number....................... 533
If the engine will not start ...............503
Ignition switch........................................ 142
Overheating...........................................515
Engine compartment cover............. 400
Engine coolant Capacity................................................. 537
Checking ............................................... 404
Preparing and checking before winter .................................... 220
Engine coolant temperature gauge .......................................................160
Engine immobilizer system ..................93
Engine oil Capacity................................................. 536
Checking .................................................401
Preparing and checking before winter .................................... 220
Engine oil maintenance data ........... 403
EPS............................................................. 204
Event data recorder............................. 467 Floor mat ................................................. 358
Fluid
Brake ....................................................... 406
Washer ...................................................... 411
Fog lights Switch......................................................... 177
Wattage .................................................. 547
Foot well lights ...................................... 338
Front fog lights Switch......................................................... 177
Wattage .................................................. 547
Front passenger occupant classification system ............................. 111
Front passenger's seat belt reminder light........................................471
Front seats Adjustment .................................................51
Driving position memory ..................56
Seat position memory ........................60
Front turn signal lights Switch........................................................ 156
Wattage .................................................. 547
Fuel Capacity ................................................ 535
Fuel gauge.............................................. 160
Fuel pump shut off system............ 466
Information ........................................... 548
Refueling....................................................90
Fuel door .....................................................90
Fuel filler door ...........................................90
Fuel pump shut off system ................. 466
Fuses .......................................................... 433F

589
Alphabetical index
Warning buzzersBrake system ....................................... 469
Open door ............................................ 471
Seat belt reminder .............................. 471
Warning lights Anti-lock brake system .................. 470
Brake assist system .......................... 470
Brake system ....................................... 469
Charging system ............................... 469
Electric power steering warning light ..................................... 470
Low fuel level......................................... 471
Malfunction indicator lamp .......... 470
Master warning light .......................... 471
Open door ............................................. 471
Pre-collision system ......................... 470
Pretensioners ...................................... 470
Seat belt reminder light .................... 471
SRS airbags .......................................... 470
Tire pressure warning light.......................................................... 471
Warning messages Dynamic radar cruise control .........................479, 481
Engine oil level ......................................481
Engine oil maintenance....................481
Engine oil pressure........................... 478
Hood .........................................................481
Intuitive parking assist ...........479, 481
Open door .............................................481
Parking brake ........................................481
Pre-collision system ...............479, 481
Retractable hardtop ...............479, 481 Smart access system with
push-button start ........................... 488
Steering lock......................................... 479
Tire pressure warning system..................... 479, 481
Trunk ......................................................... 481
Washer fluid .......................................... 481
Washer Checking .................................................. 411
Preparing and checking before winter ....................................220
Switch........................................................ 178
Washing and waxing .......................... 380
Weight Cargo capacity .....................................216
Load limits ...............................................219
Weight.....................................................532
Wheels ...................................................... 426
Window glasses ...................................... 78
Window lock switch ............................... 78
Windows Power windows ..................................... 78
Rear window defogger...................238
Washer .................................................... 178
Windshield wipers................................. 178
Wireless remote control key Replacing the battery........................ 431
WMA disc ............................................... 257W